A Real eigenvector of Circulant matrices and a conjecture of Ryser
Number Theory
2019-03-25 v1
Abstract
We prove that there is no circulant Hadamard matrix with first row of order , under a condition about a sum of scalar products of rows of two other circulant matrices of size associated to
Keywords
Cite
@article{arxiv.1903.09274,
title = {A Real eigenvector of Circulant matrices and a conjecture of Ryser},
author = {Luis H. Gallardo},
journal= {arXiv preprint arXiv:1903.09274},
year = {2019}
}
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